.spinner {
    margin: 45vh auto;
    width: 40px;
    height: 40px;
    position: relative;
    text-align: center;
    -webkit-animation: sk-rotate 2.0s infinite linear;
    animation: sk-rotate 2.0s infinite linear;
}

.dot1, .dot2 {
    width: 60%;
    height: 60%;
    display: inline-block;
    position: absolute;
    top: 0;
    background-color: var(--bgColor);
    border-radius: 100%;
    -webkit-animation: sk-bounce 2.0s infinite ease-in-out;
    animation: sk-bounce 2.0s infinite ease-in-out;
}

.dot2 {
    top: auto;
    bottom: 0;
    -webkit-animation-delay: -1.0s;
    animation-delay: -1.0s;
}

@-webkit-keyframes sk-rotate { 100% { -webkit-transform: rotate(360deg) }}
@keyframes sk-rotate { 100% { transform: rotate(360deg); -webkit-transform: rotate(360deg) }}

@-webkit-keyframes sk-bounce {
    0%, 100% { -webkit-transform: scale(0.0) }
    50% { -webkit-transform: scale(1.0) }
}

@keyframes sk-bounce {
    0%, 100% {
        transform: scale(0.0);
        -webkit-transform: scale(0.0);
    } 50% {
          transform: scale(1.0);
          -webkit-transform: scale(1.0);
      }
}